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R7284 Series
Electronic Oil Primary
The following service procedures will help you become familiar
with the R7284 electronic oil primary controls. For control
operation, please refer to the basic control functions described on
the back. For further information, wiring instructions and
troubleshooting, please refer to the R7284 Installation Instructions,
form number 69-2467.
Pump Priming Cycle
To facilitate purging air from the oil lines and filters, the R7284 can
be placed in a purge routine by pressing and releasing the up
arrow button during the Trial For Ignition.
In the advanced interface "PUMP PRIME" is displayed on the
display along with the time left on the Trial for Ignition (TFI).
Pressing the up arrow button adds a minute to the TFI time for a
maximum of 10 additional minutes (press the up arrow button 10
times). Pressing the down arrow button subtracts a minute from
the TFI time.
There is no visual indication for the basic interface control and the
purge timing is limited to five minutes.
Home Screens (Advanced Interface)
Pressing the "i" button longer than 2 seconds in states other than
Standby Interrupts control operation.
Once the held key is released a 3 second count down begins to
restart the cycle if the call for heat is still present.
•
Holding all 3 buttons longer than 2 seconds in any state puts
the display in the Installer Setup (ISU) mode.
•
Pressing "i" in any state enters the Diagnostic screen if
diagnostics are enabled outside of the Installer Setup mode.
•
Pressing up or down in any screen enters Error History if
diagnostics are enabled outside of the Installer Setup mode.
TECHNICIAN'S QUICK REFERENCE GUIDE
69-2500-01
Related Manuals for Honeywell R7284 Series
Summary of Contents for Honeywell R7284 Series
- Page 1 R7284 Series Electronic Oil Primary TECHNICIAN’S QUICK REFERENCE GUIDE The following service procedures will help you become familiar with the R7284 electronic oil primary controls. For control operation, please refer to the basic control functions described on the back. For further information, wiring instructions and troubleshooting, please refer to the R7284 Installation Instructions, form number 69-2467.
- Page 2 R7284 SERIES Below is a typical progression of screens through a normal cycle. Pressing up or down during the Ignition Trial enters pump prime. Each press of the up button adds a minute, each press of the down button subtracts a minute from the pump prime time.
- Page 3 R7284 SERIES Select between English, French, or Spanish by using the up or down buttons and the “i” button to select Adjustment of the Valve On Delay in five second increments. Ignition (lockout) Time adjustment. NOTE: The Ignition Time is only available for adjustment during the first 100 cycles of operation.
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Page 4: Basic User Interface
R7284 SERIES From the home screen, press the up button to display most recent error. Press the up button again to proceed to the next most recent error or the down button to return to the previous error screen. These three screens transition every 3 sec. - Page 5 R7284 SERIES R7284 Flame Strength (Basic Interface) During normal operation and when the R7284 is in the Running state, the LED will show CAD cell resistance. See Table 2. Table 2. Flame Strength Indication. Flame Strength Indication Number of 1/2 sec flashes Cad Cell less than 400Ω...
- Page 6 R7284 SERIES 69-2500—01...
- Page 7 R7284 SERIES 69-2500—01...
- Page 8 Automation and Control Solutions Honeywell International Inc. 1985 Douglas Drive North Golden Valley, MN 55422 Honeywell Limited-Honeywell Limitée 35 Dynamic Drive Toronto, Ontario M1V 4Z9 customer.honeywell.com ® U.S. Registered Trademark © 2010 Honeywell International Inc. 69-2500—01 M.S. 09-10 Printed in U.S.A.